GREENSTONE USA

Electron Tubes for Industrial, Broadcast and Military Applications

YU108 / 3CX4500F3         

Description

The 3CX4500F3  /  YU108 Vacuum tube is a medium mu triode used in Industrial RF heating applications.

Electrical specifications for the 3CX4500F3  /  YU108 Vacuum tube:

Filament                                                Thoriated Tungsten mesh

Voltage                                                                            7 Volts

Current                                                                         78 Amps

Amplification factor                                                                 22

Plate Dissipation                                                       6,000 Watts

Grid Dissipation                                                           300 Watts

Maximum frequency for full rating CW                           75 MHZ

Capacitance Grounded cathode connection:

Input                                                                                   95 pf

Output                                                                                 .9 pf

Feedback                                                                           20 pf

Mechanical specifications for the 3CX4500F3  /  YU108 Vacuum tube:

Cooling                                                                      Forced Air

Base                                                                       Flexible leads

Length                                                                                  9 in.

Diameter                                                                          6.12 in.

Weight                                                                             9.5 lbs.

Typical Operation under load

Class of operation (C)

Plate Voltage                                                             9,000 Volts

Plate Current                                                                   3 Amps

Driving Power                                                              710 watts

Output Power                                                         14,000 watts